Παραπομπή σε μορφή APA (7η εκδ.)

Biot, Y. (1993). IMPACT: A simulation package for studying the impact of land management on future production from agricultural land. School of Development Studies, University of East Anglia.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Biot, Yvan. IMPACT: A Simulation Package for Studying the Impact of Land Management on Future Production from Agricultural Land. Norwich: School of Development Studies, University of East Anglia, 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

Biot, Yvan. IMPACT: A Simulation Package for Studying the Impact of Land Management on Future Production from Agricultural Land. School of Development Studies, University of East Anglia, 1993.